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5 Written questions

5 Matching questions

  1. Physical Property
  2. Reactants
  3. Activation energy
  4. Fuel
  5. Catalyst
  1. a A material that increases the rate of a reaction by lowering the activation energy
  2. b A characteristic of a substance into another substance
  3. c A material that releases energy when it burns
  4. d The minimum amount of energy needed to start a chemical reaction
  5. e The substances you have at the beginning of a chemical equation

5 Multiple choice questions

  1. a shorthand way to use chemical symbols and numbers to describe a chemical reaction
  2. Oxygen,Fuel,Heat
  3. HINCL BROF
  4. A solid that forms from solution during a chemical reaction
  5. During a Chemical Reaction Matter is not created or destroyed

5 True/False questions

  1. Chemical Reactiona shorthand way to use chemical symbols and numbers to describe a chemical reaction

          

  2. Chemical PropertyA Characteristic of a substance that describes its ability to change into another substance

          

  3. ChemistryA material that increases the rate of a reaction by lowering the activation energy

          

  4. EnzymesAnything that has mass and takes up space

          

  5. CoeffecientA rapid reaction between oxygen and fuel that results in fire